boyish childish childlike endearingly innocence inviting juvenile little-girl
absently carelessly careless casually casualness casual covertly covert delicately discreetly discreet effortlessly everyday inconspicuous matter-of-factly nonchalantly restrained simply unobtrusively unselfconsciously vague
inadvertently indifferently lightly
broadly cheerfully happily light-hearted
decent dutifully easily genuinely gracefully honestly meekly passively serious straightforward straight unaffectedly